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PlantUML is a component that allows to quickly write diagrams from text.
// THIS FILE HAS BEEN GENERATED BY A PREPROCESSOR.
/* +=======================================================================
* |
* | PlantUML : a free UML diagram generator
* |
* +=======================================================================
*
* (C) Copyright 2009-2024, Arnaud Roques
*
* Project Info: https://plantuml.com
*
* If you like this project or if you find it useful, you can support us at:
*
* https://plantuml.com/patreon (only 1$ per month!)
* https://plantuml.com/liberapay (only 1€ per month!)
* https://plantuml.com/paypal
*
*
* PlantUML is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* PlantUML distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see movements = new ArrayList<>();
private List commands = new ArrayList<>();
private final UTranslate translate;
public SvgPath(String path, UTranslate translate) {
this.translate = translate;
// System.err.println("before=" + path);
path = StringDecipher.decipher(path);
// System.err.println("after=" + path);
for (final StringTokenizer st = new StringTokenizer(path); st.hasMoreTokens();) {
final String token = st.nextToken();
if (token.matches("[a-zA-Z]"))
commands.add(new SvgCommandLetter(token));
else
commands.add(new SvgCommandNumber(token));
}
commands = insertMissingLetter(commands);
checkArguments(commands);
SvgPosition last = new SvgPosition();
SvgPosition lastMove = new SvgPosition();
SvgPosition mirrorControlPoint = null;
final Iterator iterator = commands.iterator();
while (iterator.hasNext()) {
Movement movement = new Movement(iterator);
movement = movement.toAbsoluteUpperCase(last);
if (movement.getLetter() == 'Z')
last = lastMove;
if (movement.is('S'))
movement = movement.mutoToC(mirrorControlPoint);
movements.add(movement);
if (movement.getLetter() == 'M')
lastMove = movement.lastPosition();
if (movement.lastPosition() != null)
last = movement.lastPosition();
mirrorControlPoint = movement.getMirrorControlPoint();
}
}
private List insertMissingLetter(List commands) {
final List result = new ArrayList<>();
final Iterator it = commands.iterator();
SvgCommandLetter lastLetter = null;
while (it.hasNext()) {
final SvgCommand cmd = it.next();
// System.err.println("cmd=" + cmd);
final int nb;
if (cmd instanceof SvgCommandNumber) {
// System.err.println("INSERTING " + lastLetter);
result.add(lastLetter);
result.add(cmd);
nb = lastLetter.argumentNumber() - 1;
} else {
result.add(cmd);
lastLetter = ((SvgCommandLetter) cmd).implicit();
nb = lastLetter.argumentNumber();
}
for (int i = 0; i < nb; i++) {
final SvgCommandNumber number = (SvgCommandNumber) it.next();
result.add(number);
}
}
return result;
}
private void checkArguments(List commands) {
final Iterator it = commands.iterator();
while (it.hasNext()) {
final SvgCommandLetter cmd = (SvgCommandLetter) it.next();
final int nb = cmd.argumentNumber();
for (int i = 0; i < nb; i++) {
final SvgCommandNumber number = (SvgCommandNumber) it.next();
}
}
}
public String toSvg() {
final StringBuilder result = new StringBuilder("